40199777832 has 16 divisors (see below), whose sum is σ = 100499444640. Its totient is φ = 13399925936.

The previous prime is 40199777819. The next prime is 40199777857. The reversal of 40199777832 is 23877799104.

40199777832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837495348 + ... + 837495395.

It is an arithmetic number, because the mean of its divisors is an integer number (6281215290).

Almost surely, 2^40199777832 is an apocalyptic number.

It is an amenable number.

40199777832 is an abundant number, since it is smaller than the sum of its proper divisors (60299666808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40199777832 is a wasteful number, since it uses less digits than its factorization.

40199777832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674990752 (or 1674990748 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 57.

The spelling of 40199777832 in words is "forty billion, one hundred ninety-nine million, seven hundred seventy-seven thousand, eight hundred thirty-two".